Results 41 to 50 of about 1,406 (191)

Variation in root morphology of epiphytic orchids along small-scale and large-scale moisture gradients [PDF]

open access: yesActa Botânica Brasílica
Root morphology is expected to respond to environmental conditions. Two earlier studies reported predictable changes in the structure of the velamen radicum (common in monocotyledons) along rainfall gradients, which was expected from its assumed role in ...
Helena J. R. Einzmann   +2 more
doaj   +2 more sources

Root Morphology and Anatomy Affect Cadmium Translocation and Accumulation in Rice

open access: yesRice Science, 2021
Paddy fields contaminated with cadmium (Cd) present decreased grain yield and produce Cd-contaminated grains. Screening for low-Cd-accumulating cultivars is a useful method to reduce the amount of Cd in the grains.
Xiao Anwen   +3 more
doaj   +1 more source

Tracing root permeability: comparison of tracer methods

open access: yesBiologia Plantarum, 2016
Root epidermis and apoplastic barriers (endodermis and exodermis) are the critical root structures involved in setting up plant-soil interface by regulating free apoplastic movement of solutes within root tissues. Probing root apoplast permeability with "
E. Pecková, E. Tylová, A. Soukup
doaj   +1 more source

CERTAIN STRUCTURAL RESPONSES OF TWO MAIZE CVS. DIFFERing IN THEIR SALT TOLERANCE TO TRACE· ELEMENTS UNDER SALINE CONDITIONS [PDF]

open access: yesJournal of Plant Production, 2005
The effects of both salinity at 2.5 dsrn and foliar application with some trace-elements. i.e., Zn, Fe and Mn each alone or in combination on growth and anatomical structure of both roots and leaves of two maize cultivars differing in their salt ...
R. Fouda, A. Arafa, M. Helaly,
doaj   +1 more source

Variability in the response of exodermis to nutrient deficiencies in the environment [PDF]

open access: yes, 2023
v angličtině Plant growth and development is largely dependent on the soil environment which is a source of minerals and water needed for plants to survive.
Klvaňová, Renáta
core   +1 more source

Early development of epiphytic roots: perspectives based on the composition of the velamen cell wall [PDF]

open access: yesActa Botânica Brasílica, 2021
The velamen, a root structure of some epiphytic species for water uptake, usually is stratified epidermis consisting of dead cells. In general, its cell walls exhibit variation during development, including in thickness and amount and type of impregnated
Luísa Gouveia Lana   +4 more
doaj   +1 more source

Prevention of Radial Oxygen Loss Is Associated With Exodermal Suberin Along Adventitious Roots of Annual Wild Species of Echinochloa

open access: yesFrontiers in Plant Science, 2019
Internal aeration is crucial for root growth under waterlogged conditions. Some wetland plants have a structural barrier that impedes oxygen leakage from the basal part of roots called a radial oxygen loss (ROL) barrier.
Masato Ejiri, Katsuhiro Shiono
doaj   +1 more source

Groups of multi-cellular passage cells in the root exodermis of Echinochloa crus-galli varieties lack not only suberin lamellae but also lignin deposits

open access: yes, 2020
Passage cells are frequently found in the exodermis and the endodermis of the roots. Because passage cells lack an apoplastic diffusion barrier, they are thought to provide pathways for the transport of nutrients and the entrance of endomycorrhizal fungi.
Masato Ejiri (6400115)   +1 more
core   +1 more source

Novel Natural Cellulosic Fiber from Lotus Stem: Structure and Performance Characterization

open access: yesJournal of Natural Fibers, 2022
The systematic exploration of the application prospects of lotus stem fibers (LSFs) in natural composites is significantly important for the development of green, lightweight, functional biomass materials and products.
Qingyang Zhang   +9 more
doaj   +1 more source

Root anatomy of Venezuelan species of Geonoma (Arecaceae: Arecoideae: Geonomateae)

open access: yesRodriguésia, 2021
In this research we studied root anatomy of eight species and two morphotypes from the genus Geonoma in Venezuela, in order to explore their structural and taxonomic implications. Fresh material sampled wild population was fixed in FAA and hand-sectioned
Arnaldo Briceño   +2 more
doaj   +1 more source

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